Amplifiers

A motorcycle amplifier is the single most effective upgrade you can make to a Harley audio system. Factory head units output around 18 watts RMS per channel — enough to hear something, not enough to hear music at 110 km/h. A quality aftermarket amplifier delivers 75 to 300 watts per channel, giving you real output that cuts through wind noise at highway speed without distortion.

Harley amplifiers are compact Class-D units designed to mount in the fairing, under the seat, or in the saddlebag. Class D runs cool and draws less current — important on a motorcycle where heat and electrical load matter. Most installs connect to the head unit's speaker-level outputs using a high-level input adapter. Line-level installs from aftermarket head units are cleaner and preferred where possible.

MAA stocks amplifiers for every Touring platform from 1998 to 2024+. The 2024+ Skyline OS platform requires the NAV-TV ZEN-H interface before any amplifier can be wired in — that interface is included in all 2024+ amp packages MAA supplies. If you're unsure what suits your bike and budget, call us. Ships Australia-wide and to New Zealand.

Cicada Audio CX250.2D — Compact 2-Channel Class-D Motorcycle Amplifier (500W RMS / 250W x2 @ 2Ω)

Cicada Audio CX250.2D — Compact 2-Channel Class-D Motorcycle Amplifier (500W RMS / 250W x2 @ 2Ω)

Cicada Audio CX250.2D — Compact 2-Channel Class-D Motorcycle Amplifier (500W RMS / 250W x2 @ 2Ω)

$550.00
2x250W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX500.4 — Compact 4-Channel Class-D Motorcycle Amplifier (500W RMS / 125W x4 @ 2Ω)

Cicada Audio FLX500.4 — Compact 4-Channel Class-D Motorcycle Amplifier (500W RMS / 125W x4 @ 2Ω)

Cicada Audio FLX500.4 — Compact 4-Channel Class-D Motorcycle Amplifier (500W RMS / 125W x4 @ 2Ω)

$680.00
4x125W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX700.4 — Full-Range 4-Channel Class-D Motorcycle Amplifier (700W RMS / 175W x4 @ 2Ω)

Cicada Audio FLX700.4 — Full-Range 4-Channel Class-D Motorcycle Amplifier (700W RMS / 175W x4 @ 2Ω)

Cicada Audio FLX700.4 — Full-Range 4-Channel Class-D Motorcycle Amplifier (700W RMS / 175W x4 @ 2Ω)

$855.00
4x175W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX1000.4 — High-Power 4-Channel Class-D Motorcycle Amplifier (1,000W RMS / 254W x4 @ 2Ω)

Cicada Audio FLX1000.4 — High-Power 4-Channel Class-D Motorcycle Amplifier (1,000W RMS / 254W x4 @ 2Ω)

Cicada Audio FLX1000.4 — High-Power 4-Channel Class-D Motorcycle Amplifier (1,000W RMS / 254W x4 @ 2Ω)

$1,195.00
4x254W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX1600.1 — High-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,600W RMS @ 2Ω)

Cicada Audio FLX1600.1 — High-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,600W RMS @ 2Ω)

Cicada Audio FLX1600.1 — High-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,600W RMS @ 2Ω)

$1,195.00
1600W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX700.4PRO — Ultra-Compact 4-Channel Class-D DSP Amplifier for Harley-Davidson (700W RMS / 175W x4 @ 2Ω)

Cicada Audio FLX700.4PRO — Ultra-Compact 4-Channel Class-D DSP Amplifier for Harley-Davidson (700W RMS / 175W x4 @ 2Ω)

Cicada Audio FLX700.4PRO — Ultra-Compact 4-Channel Class-D DSP Amplifier for Harley-Davidson (700W RMS / 175W x4 @ 2Ω)

$1,195.00
4 in / 4 out
700w RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX2500.1 — Ultra-High-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (2,500W RMS @ 2Ω)

Cicada Audio FLX2500.1 — Ultra-High-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (2,500W RMS @ 2Ω)

Cicada Audio FLX2500.1 — Ultra-High-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (2,500W RMS @ 2Ω)

$1,365.00
2500W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX1400.4 — Ultra-High-Power 4-Channel Class-D Motorcycle Amplifier (1,400W RMS / 350W x4 @ 2Ω)

Cicada Audio FLX1400.4 — Ultra-High-Power 4-Channel Class-D Motorcycle Amplifier (1,400W RMS / 350W x4 @ 2Ω)

Cicada Audio FLX1400.4 — Ultra-High-Power 4-Channel Class-D Motorcycle Amplifier (1,400W RMS / 350W x4 @ 2Ω)

$1,535.00
4x350W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio BFA5000.1 — Extreme-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (5,000W RMS @ 2Ω)

Cicada Audio BFA5000.1 — Extreme-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (5,000W RMS @ 2Ω)

Cicada Audio BFA5000.1 — Extreme-Power 1-Channel Class-D Motorcycle Subwoofer Amplifier (5,000W RMS @ 2Ω)

$1,705.00
5000W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX2000.4 — Ultra-High-Power 4-Channel Class-D Motorcycle Amplifier (2,000W RMS / 542W x4 @ 2Ω)

Cicada Audio FLX2000.4 — Ultra-High-Power 4-Channel Class-D Motorcycle Amplifier (2,000W RMS / 542W x4 @ 2Ω)

Cicada Audio FLX2000.4 — Ultra-High-Power 4-Channel Class-D Motorcycle Amplifier (2,000W RMS / 542W x4 @ 2Ω)

$1,875.00
4x542W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Cicada Audio FLX1400.4PRO — High-Power 4-Channel Class-D DSP Amplifier for Harley-Davidson (1,400W RMS / 350W x4 @ 2Ω)

Cicada Audio FLX1400.4PRO — High-Power 4-Channel Class-D DSP Amplifier for Harley-Davidson (1,400W RMS / 350W x4 @ 2Ω)

Cicada Audio FLX1400.4PRO — High-Power 4-Channel Class-D DSP Amplifier for Harley-Davidson (1,400W RMS / 350W x4 @ 2Ω)

$1,875.00
4 in / 4 out
1400W RMS
1998-20132014-20232024+
FairingLower FairingSaddlebagsTour Pack
Hogtunes Element X — All-Weather 2-Channel Class-D UTV / Powersports Amplifier (150W RMS)

Hogtunes Element X — All-Weather 2-Channel Class-D UTV / Powersports Amplifier (150W RMS)

Hogtunes Element X — All-Weather 2-Channel Class-D UTV / Powersports Amplifier (150W RMS)

$550.00
2x75W RMS
1998-2013
Universal
Hogtunes REV 225-AA — 2-Channel Class-D Amplifier for Harley-Davidson Touring 1998–2013 (225W RMS)

Hogtunes REV 225-AA — 2-Channel Class-D Amplifier for Harley-Davidson Touring 1998–2013 (225W RMS)

Hogtunes REV 225-AA — 2-Channel Class-D Amplifier for Harley-Davidson Touring 1998–2013 (225W RMS)

$565.00
2x112W RMS
1998-2013
Fairing
Hertz HMP4D — Compact 4-Channel Class-D Motorcycle Amplifier (260W RMS / 65W x4 @ 2Ω)

Hertz HMP4D — Compact 4-Channel Class-D Motorcycle Amplifier (260W RMS / 65W x4 @ 2Ω)

Hertz HMP4D — Compact 4-Channel Class-D Motorcycle Amplifier (260W RMS / 65W x4 @ 2Ω)

$595.00
4x50W RMS
1998-20132014-20232024+
Fairing
Hertz HMP1D — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (300W RMS @ 2Ω)

Hertz HMP1D — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (300W RMS @ 2Ω)

Hertz HMP1D — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (300W RMS @ 2Ω)

$595.00
300W RMS
1998-20132014-20232024+
Saddlebags
Hogtunes REV 225-RM — 2-Channel Class-D Amplifier for Harley-Davidson Touring 2014–2023 (225W RMS)

Hogtunes REV 225-RM — 2-Channel Class-D Amplifier for Harley-Davidson Touring 2014–2023 (225W RMS)

Hogtunes REV 225-RM — 2-Channel Class-D Amplifier for Harley-Davidson Touring 2014–2023 (225W RMS)

$620.00
2x112W RMS
2014-2023
Fairing
Velocity RZA500.2 — 2-Channel Class-D Amplifier for Harley-Davidson (550W RMS / 275W x2 @ 2Ω)

Velocity RZA500.2 — 2-Channel Class-D Amplifier for Harley-Davidson (550W RMS / 275W x2 @ 2Ω)

Velocity RZA500.2 — 2-Channel Class-D Amplifier for Harley-Davidson (550W RMS / 275W x2 @ 2Ω)

$762.00
2x275W RMS
1998-20132014-2023
Fairing
Precision Power MAA4.400 — Mini 4-Channel Class-D Amplifier for 1998–2023 Harley-Davidson Motorcycles (600W RMS / 150W x4 @ 2Ω)

Precision Power MAA4.400 — Mini 4-Channel Class-D Amplifier for 1998–2023 Harley-Davidson Motorcycles (600W RMS / 150W x4 @ 2Ω)

Precision Power MAA4.400 — Mini 4-Channel Class-D Amplifier for 1998–2023 Harley-Davidson Motorcycles (600W RMS / 150W x4 @ 2Ω)

$790.00
4x100W RMS
1998-20132014-20232024+
Saddlebags
Hertz SP1.900 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,000W RMS @ 1Ω)

Hertz SP1.900 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,000W RMS @ 1Ω)

Hertz SP1.900 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,000W RMS @ 1Ω)

$799.00
1000W RMS
1998-20132014-20232024+
Hertz SP4.500 — Advanced 4-Channel Class-D Motorcycle Amplifier (520W RMS / 130W x4 @ 2Ω)

Hertz SP4.500 — Advanced 4-Channel Class-D Motorcycle Amplifier (520W RMS / 130W x4 @ 2Ω)

Hertz SP4.500 — Advanced 4-Channel Class-D Motorcycle Amplifier (520W RMS / 130W x4 @ 2Ω)

$800.00
4x90W RMS
1998-20132014-20232024+
Fairing
Wild Boar WBA 400.2R — 2-Channel Class-D Motorcycle Amplifier (400W RMS)

Wild Boar WBA 400.2R — 2-Channel Class-D Motorcycle Amplifier (400W RMS)

Wild Boar WBA 400.2R — 2-Channel Class-D Motorcycle Amplifier (400W RMS)

$830.00
2x200W RMS
2014-2023
Fairing
Hogtunes QC 475-RM — QuadCast 4-Channel Class-D Motorcycle Amplifier with R.E.M.I.T. (475W RMS)

Hogtunes QC 475-RM — QuadCast 4-Channel Class-D Motorcycle Amplifier with R.E.M.I.T. (475W RMS)

Hogtunes QC 475-RM — QuadCast 4-Channel Class-D Motorcycle Amplifier with R.E.M.I.T. (475W RMS)

$930.00
4x100W RMS
1998-20132014-2023
Fairing
SounDigital EVO PS 800.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (800W RMS @ 2Ω)

SounDigital EVO PS 800.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (800W RMS @ 2Ω)

SounDigital EVO PS 800.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (800W RMS @ 2Ω)

$950.00
800W RMS
1998-20132014-20232024+
Universal
SounDigital EVO PS 800.4 — Compact 4-Channel Class-D Motorcycle Amplifier (800W RMS / 200W x4 @ 2Ω)

SounDigital EVO PS 800.4 — Compact 4-Channel Class-D Motorcycle Amplifier (800W RMS / 200W x4 @ 2Ω)

SounDigital EVO PS 800.4 — Compact 4-Channel Class-D Motorcycle Amplifier (800W RMS / 200W x4 @ 2Ω)

$990.00
6x9
4x200W RMS
1998-20132014-20232024+
Fairing
SounDigital EVO PS 1200.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,200W RMS @ 4Ω)

SounDigital EVO PS 1200.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,200W RMS @ 4Ω)

SounDigital EVO PS 1200.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (1,200W RMS @ 4Ω)

$1,150.00
1200W RMS
1998-20132014-20232024+
Universal
Velocity RZA1000.4 — High-Power 4-Channel Class-D Amplifier for Harley-Davidson (1,100W RMS / 275W x4 @ 2Ω)

Velocity RZA1000.4 — High-Power 4-Channel Class-D Amplifier for Harley-Davidson (1,100W RMS / 275W x4 @ 2Ω)

Velocity RZA1000.4 — High-Power 4-Channel Class-D Amplifier for Harley-Davidson (1,100W RMS / 275W x4 @ 2Ω)

$1,186.00
6x9
4x275W RMS @ 2Ω
1998-20132014-2023
Fairing
Hertz SP4.900 — Advanced 4-Channel Class-D Motorcycle Amplifier (920W RMS / 230W x4 @ 2Ω)

Hertz SP4.900 — Advanced 4-Channel Class-D Motorcycle Amplifier (920W RMS / 230W x4 @ 2Ω)

Hertz SP4.900 — Advanced 4-Channel Class-D Motorcycle Amplifier (920W RMS / 230W x4 @ 2Ω)

$1,310.00
4x150W RMS
1998-20132014-20232024+
Fairing
SounDigital EVO PS 2400.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (2,400W RMS @ 2Ω)

SounDigital EVO PS 2400.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (2,400W RMS @ 2Ω)

SounDigital EVO PS 2400.1 — Compact 1-Channel Class-D Motorcycle Subwoofer Amplifier (2,400W RMS @ 2Ω)

$1,400.00
2400W RMS
1998-20132014-20232024+
Universal
SounDigital EVO PS 1200.4 — Compact 4-Channel Class-D Motorcycle Amplifier (1,200W RMS / 300W x4)

SounDigital EVO PS 1200.4 — Compact 4-Channel Class-D Motorcycle Amplifier (1,200W RMS / 300W x4)

SounDigital EVO PS 1200.4 — Compact 4-Channel Class-D Motorcycle Amplifier (1,200W RMS / 300W x4)

$1,450.00
4x300W RMS
1998-20132014-20232024+
Fairing
Velocity RZA500.2 Twin — Dual 2-Channel Class-D Amplifier Combo for Harley-Davidson (400W RMS / 100W x4)

Velocity RZA500.2 Twin — Dual 2-Channel Class-D Amplifier Combo for Harley-Davidson (400W RMS / 100W x4)

Velocity RZA500.2 Twin — Dual 2-Channel Class-D Amplifier Combo for Harley-Davidson (400W RMS / 100W x4)

$1,694.00
2x275W RMS @ 2Ω
1998-20132014-2023
SounDigital EVO PS 2000.4 — Compact 4-Channel Class-D Motorcycle Amplifier (2,000W RMS / 500W x4 @ 1Ω)

SounDigital EVO PS 2000.4 — Compact 4-Channel Class-D Motorcycle Amplifier (2,000W RMS / 500W x4 @ 1Ω)

SounDigital EVO PS 2000.4 — Compact 4-Channel Class-D Motorcycle Amplifier (2,000W RMS / 500W x4 @ 1Ω)

$2,150.00
4x500W RMS
1998-20132014-20232024+
Fairing

Choosing a Motorcycle Amplifier

Channel count is the first decision. A 2-channel amplifier powers a front stage — fairing speakers only. A 4-channel powers front and rear independently, giving you volume and tone control over each stage. If you're running a subwoofer, you'll need either a dedicated mono amplifier or a 4-channel with one pair of channels bridged.

Power rating needs to match your speakers. An amplifier that's underpowered for your speakers will clip before it reaches volume — clipping is what damages drivers. A rough guide: your amplifier's RMS output per channel should be at least equal to your speaker's RMS rating, ideally 1.5–2× for headroom.

Impedance matching matters. Most Harley fairing speakers are 2Ω or 4Ω. Confirm your amplifier is stable at your speaker's impedance — running a 4Ω-stable amp into 2Ω speakers will overheat it and reduce output.

Class D is the right choice for motorcycles. Class D amplifiers run cool, draw less current, and are compact enough to mount in fairings and saddlebags. All amplifiers in this collection are Class D.

Installation note. Every amplifier installation at MAA includes a DSP tune. If you're installing yourself, a standalone DSP processor is strongly recommended — flat amplifier output into motorcycle speakers without tuning rarely sounds right.